Triggernometry : a gallery of gunfighters /
Cunningham, Eugene,1896-1957,author.
Rhodes, Eugene Manlove,1869-1934,writer of foreword.
"Four square western"-- Front cover.
With technical notes on leather slapping as a fine art, gathered from many a loose holstered expert over the years.
Originally published: 1941.
Includes bibliographical references (pages 381-382).